YASKAWA JUSP-MD D01A Series User Manual page 188

5 Operation
5.11.1 Hard Wire Base Block (HWBB) Function
 Specifications
Type
Input
The input signals (HWBB signals) have the following electrical characteristics.
Internal Impedance
Operation Movable Volt-
age Range
Maximum Delay Time
If the HWBB function is requested by turning OFF the /HWBB1 and /HWBB2 input signals on the two chan-
nels, the power supply to the servomotor will be turned OFF within 20 ms (see below).
/HWBB1
/HWBB2
SERVOPACK
State
Note 1. The OFF status is not recognized if the total OFF time of the /HWBB1 and /HWBB2 signals is 0.5 ms or shorter.
2. The status of the input signals can be checked using monitor displays. Refer to 8.6 Monitoring Safety Input Sig-
5-80
Signal Connector
Name Pin Number
CN8-4
/HWBB1
CN8-3
CN8-6
/HWBB2
CN8-5
Items Characteristics
3.3 kΩ
+11 V to + 25 V
20 ms
When using the HWBB function, always use a 24-VDC power supply for the DC power.
Within 20 ms
ON
(Normal operation)
Normal operation
nals.
Setting
ON (closed) Does not use the HWBB function. (normal operation)
Uses the HWBB function. (motor current shut-off
OFF (open)
request)
ON (closed) Does not use the HWBB function. (normal operation)
Uses the HWBB function. (motor current shut-off
OFF (open)
request)
−
−
Time from the /HWBB1 and /HWBB2 signals are OFF to
the HWBB function operates.
OFF (Motor current
shut-off request)
HWBB state
Meaning
Remarks